recovery here across nevada is spotty at best. the best number, though, we have heard while here is that the price of houses has gone up by 1% in the last month. it's the first time that number has risen since 2007. miguel marquez, cnn, las vegas. >>> we'll know after tuesday whether nevada's tough economy becomes a factor in the presidential race. victor? >>> just as nail biting as the presidential election, the balance of power of congress is also one to watch this election season, specifically the senate. right now democrats hold the majority in the senate. but they don't hold it by much. 51 seats to 47 seats for republicans. there are two independents who usually with the democrats. this election 33 seats up for grabs and the democrats are fighting to keep most of them. now, this morning, a look at e the, some of the closely contested races that could tip the scale either way. okay, let's go to, first, massachusetts. with a hotly contested race between republican scott brown and his democratic challenger elizabeth warner. the